Jeff Hodsdon edited the new link in: http://about.digg.com/blog/looking-future-cassandra
On Fri, Mar 19, 2010 at 2:49 PM, Nathan McCall <n...@vervewireless.com> wrote: > Gary, > Did you see this larticle linked from the Cassandra wiki? > http://about.digg.com/node/564 > > See http://wiki.apache.org/cassandra/ArticlesAndPresentations for more > examples like the above. In general, you structure your data according > to how it will be queried. This can lead to duplication, but that is > one of the trade-offs for performance and scale. > > Digg folks - the "Looking to the Future with Cassandra" linked on the > wiki is no longer available. I found that article quite helpful > originally. Is there a chance this could be re-posted? > > Cheers, > -Nate > > On Fri, Mar 19, 2010 at 12:16 PM, Gary <daxia...@gmail.com> wrote: >> I am a newbie to bigtable like model and have a question as follows. Take >> Digg as an example, I want to find a list users who dug a URL and also want >> to find a list of URLs a user dug. How should the data model look like for >> the queries to be efficient? If I use the username and the URL for two rows, >> when a user digs a URL, I will have to update two rows so I need a >> transaction to keep data consistent. >> Any thoughts? >> Thanks, >> Gary >
